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Questions tagged [ram-usage]

It can display system summary information as well as a list of tasks currently being managed by the Linux kernel.

   sudo free -m
22 questions
509
votes
8 answers

How to empty swap if there is free RAM?

When I open a RAM-intensive app (VirtualBox set at 2GB of RAM), some swap space is generally used, depending on what else I have open at the time. However, when I quit that last application, the 2GB of RAM is freed up, but the same swap space use…
jfoucher
  • 24,444
104
votes
8 answers

Computer freezing on almost full RAM, possibly disk cache problem

The problem I think is somewhat similar to this thread. It doesn't matter if I have swap enabled or disabled, whenever the real used RAM amount starts going close to maximum and there is almost no space left for disk cache, system becomes totally…
Krišjānis Nesenbergs
  • 2,011
85
votes
4 answers

Meaning of "i" in "MiB"?

I see the usage of "MiB" as measure to represent the size in Ubuntu. What does MiB stand for? In particular the "i"?
Renjith G
  • 3,593
17
votes
2 answers

How to create RAM drive?

How do i create RAM drive under ubuntu. And would he automounted at startup?
litvin05
  • 601
2
votes
1 answer

Normal RAM usage for Ubuntu 12.04 + Unity?

My system is Ubuntu 12.04 64 bit + Unity and it uses ~480Mb with no other processes-apps open, just the core system. Is this the expected amount? It seems a bit steep to me but perhaps this is normal behavior.
Gabriel
  • 2,502
2
votes
0 answers

How do I find what is using all my RAM?

I'm running Ubuntu 20.04. I just switched from Windows a few weeks ago. I have 32GB RAM, which should be plenty even for what I'm doing, but I've had games crashing and after investigation I seem to constantly be at 95-99% memory usage. Looking at…
Gage
  • 21
1
vote
1 answer

Does minimizing the windows reduce the RAM usage?

I want to know whether minimizing the windows purposefully helps in reducing the RAM usage.
Moh .S
  • 271
1
vote
2 answers

RAM usage for webadmin

I would like to know RAM usage. I know there are several commands like free, top, but how can i get only the number in MB's like "3172", so i can use it in my webadmin script? Thanks in advance.
Riki137
  • 3,651
1
vote
1 answer

Software to track application profile

I am developing a software for number theory investigation, and I am suspicious that is leaking memory. It would be very nice to log the CPU, and RAM usage of this program through some application. Is there any? Grateful for the attention, Yuri S…
Yuri S Villas Boas
  • 11
  • 1
1
vote
0 answers

RAM consumption is too high after upgrading

I got a security update recently from ubuntu. After installing, RAM consumption is high. I could work with firefox and VS code together by opening 4 or 5 tabs in my system, but now I can't open any browser and software together. When I checked the…
binshadh
  • 11
1
vote
0 answers

Ubuntu 20.04 taking way too much ram

Some time ago I noticed a lot of ram(1.8/8GB) being used when my system was idle with only a day of uptime. I had to reinstall my Ubuntu because of some reason and now the ram usage has risen up much more. I only have a 26 hours of uptime and this…
Heisenberg
  • 1,676
1
vote
0 answers

Which process was making my OS unresponsive?

My Ubuntu system sometimes gets completely unresponsive. The mouse moves, but that's about it - no other input is registered. I have absolutely no idea on which process is causing the system to drag and when the system becomes responsive again, the…
Vasco d'Orey
  • 11
  • 1
1
vote
1 answer

Is my Ubuntu 18.04 using 8GB ram instead of 4GB?

I am using Ubuntu 18.04 and Window 10 on the same machine (dual boot) and recently I have upgraded the RAM from 4GB to 8GB. After that window-10 still used 4GB instead of 8GB. I had performed the "factory reset and reinstall window-10" to make…
Shahzad Hafeez
  • 21
0
votes
1 answer

Can we sneak into informations of RAM allocation

I know that operating systems manipulate RAM and give programs their share of space. My question is how Ubuntu remembers the allocations that it gives to programs. Is it some kind of table, and can we access that table and read its content?
T0u4at1-05ema
  • 3
0
votes
1 answer

How to resolve excessive CPU usage?

I just installed Ubuntu 13.04 on my brand new notebook and PU usage is insane. I'm a new Linux user. Can somebody help me? Specs and system monitor:
boris
  • 3
  • 1
1
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